CN105953700A - Fan blade axle hole aperture detection apparatus and detection method - Google Patents

Fan blade axle hole aperture detection apparatus and detection method Download PDF

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Publication number
CN105953700A
CN105953700A CN201610459592.2A CN201610459592A CN105953700A CN 105953700 A CN105953700 A CN 105953700A CN 201610459592 A CN201610459592 A CN 201610459592A CN 105953700 A CN105953700 A CN 105953700A
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CN
China
Prior art keywords
fan blade
axle
qualified
detection
axis hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610459592.2A
Other languages
Chinese (zh)
Inventor
周毅
江祥林
吴朋飞
李永祥
莫洪福
唐业伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201610459592.2A priority Critical patent/CN105953700A/en
Publication of CN105953700A publication Critical patent/CN105953700A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/08Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
    • G01B5/12Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters

Abstract

The invention discloses a fan blade axle hole aperture detection apparatus. The apparatus comprises a base; a detection shaft which is vertically arranged on the base, wherein when a qualified fan blade with a qualified axle hole aperture sleeves the detection shaft, the qualified fan blade can slide down along the detection shaft under the effect of gravity, and when an unqualified with an aperture smaller than the qualified axle hole aperture sleeves the detection shaft, the unqualified fan blade cannot slide down along the detection shaft; and a material transfer mechanism used for sleeving a fan blade to be detected on the detection shaft. Through such arrangement, the fan blade axle hole aperture detection apparatus provided by the invention can effectively reduce manpower and time needed for fan blade axle hole aperture detection.

Description

A kind of fan blade axis hole hole diameter detection apparatus and detection method
Technical field
The present invention relates to household electronic products technical field, more particularly, it relates to a kind of fan blade axis hole hole Footpath detection device and detection method.
Background technology
Fan blade is one of critical piece of the electrical equipment such as electric fan, air-conditioner, and at present, fan blade is generally by note The mode of production moulded produces.But, after being molded due to fan blade, in cooling procedure, size can be received Contracting, and amount of contraction is by the shadow of each side factors such as the stability of injection machine, molding parameter, mould temperature, environment Ring, cause fan blade axis hole aperture that certain fluctuation can occur in actual production process.
If it is qualified that fan blade axis hole aperture does not meets, fan blade and motor rigging error are relatively big, are easily caused fan blade The problem of shake.Therefore, fan blade axis hole aperture to be examined entirely, but full inspection needs to expend substantial amounts of people Power and time.
Therefore, how to reduce the manpower needed for fan blade axis hole Pore Diameter Detection and time, become art technology Personnel's important technological problems to be solved.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of fan blade axis hole hole diameter detection apparatus, it can Effectively reduce the manpower needed for fan blade axis hole Pore Diameter Detection and time.
A kind of fan blade axis hole hole diameter detection apparatus that the present invention provides, including:
Base;
The detection axle being vertically arranged on described base, has the qualified blade sleeve in qualified axis hole aperture in institute When stating on detection axle, the most described qualified fan blade can glide along described detection axle;Have little When non-qualified blade sleeve in qualified axis hole aperture is on described detection axle, described non-qualified fan blade can not edge Described detection axle glides;
For by the blade sleeve to be detected Material moving device on described detection axle.
Preferably, the qualified fan blade after detection can be completed by described Material moving device moves from described detection axle Walk, and described Material moving device detection can not be completed after non-qualified fan blade remove from described detection axle.
Preferably, also include alarm device, if described Material moving device fails the fan blade removed after having detected, Described alarm device is reported to the police.
Preferably, also include for driving the described qualified fan blade after downslide so that described qualified fan blade Elevator structure sliding along described detection axle, the described elevator structure described qualified fan blade of driving slides to described After first predeterminated position of detection axle, described qualified fan blade is moved from described detection axle by described Material moving device Walk.
Preferably, also include for sensing the downslide induction installation whether described fan blade to be detected glides, institute State downslide induction installation sense described fan blade to be detected glide after, described elevator structure drive described qualified The first predeterminated position of described detection axle is slided on fan blade.
Preferably, described Material moving device for by described blade sleeve to be detected on described detection axle second Predeterminated position;The fan blade being in described first predeterminated position can be fixed by described Material moving device, and The fan blade being in described second predeterminated position can not be fixed.
Preferably, described first predeterminated position is higher than described second predeterminated position.
Preferably, also include the scratch resistant axle of at least two, each described scratch resistant axle along fan blade contoured profile, Space is stacked for stack fan blade to surround;Under the position-limiting action of described scratch resistant axle, it is stacked together Fan blade align.
Preferably, described Material moving device is robot device, and described robot device is provided with for adsorbing The sucker of fan blade and for the Negative pressure supply device to described sucker supply negative pressure.
Preferably, described elevator structure is jacking cylinder, jacking hydraulic cylinder or jacking linear electric motors.
Preferably, described downslide induction installation is infrared inductor, and described infrared inductor includes red Emission end and be able to receive that the infrared receiver end of infrared signal that described infrared emission end sends, works as wind Leaf along described detection axle glide time, described infrared signal blocked by fan blade, and the most described elevator structure drives institute State the first predeterminated position sliding to described detection axle on qualified fan blade.
Preferably, primary importance induction apparatus and second position induction apparatus are also included;When described Material moving device will When fan blade to be detected is placed on described detection axle, described primary importance induction apparatus is triggered, and treats when described Detection fan blade along described detection axle be snapped down to predeterminated position time, described second position induction apparatus is triggered;If Described second position induction apparatus is triggered, and the fan blade on described detection axle is removed by described Material moving device;If Described primary importance induction apparatus reaches Preset Time after being triggered, described second position induction apparatus is not triggered, Fan blade on described detection axle is not removed by the most described Material moving device.
Preferably, also include alarm device, if described primary importance induction apparatus reaches after being triggered to preset Between, described second position induction apparatus is not triggered, and the most described Material moving device is not by the wind on described detection axle Leaf is removed, and described alarm device is reported to the police.
In the technical scheme that the present invention provides, by Material moving device, fan blade to be detected can be placed on detection axle On, owing to detection axle is vertically arranged, and there is the qualified blade sleeve in qualified axis hole aperture when detecting on axle, The most qualified fan blade can glide along described detection axle;Have less than qualified axis hole aperture is non- Qualified blade sleeve is when detecting on axle, and non-qualified fan blade can not glide along detection axle.So, it is not necessary to people Work removes fan blade to be detected of taking, and is also not required to manually go operation detection fan blade the most qualified, effectively reduces wind Manpower needed for the Pore Diameter Detection of rachis hole and time.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below, Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic front view of blade shaft hole hole diameter detection apparatus in the specific embodiment of the invention;
Fig. 2 is the left view schematic diagram of blade shaft hole hole diameter detection apparatus in the specific embodiment of the invention;
Fig. 3 is the schematic top plan view of blade shaft hole hole diameter detection apparatus in the specific embodiment of the invention;
In Fig. 1-Fig. 3:
Base 11, detection axle 12, elevator structure 13, scratch resistant axle 14, infrared inductor 15.
Detailed description of the invention
The core of this detailed description of the invention is to provide a kind of fan blade axis hole hole diameter detection apparatus, and it can have Effect reduces the manpower needed for fan blade axis hole Pore Diameter Detection and time.
Hereinafter, referring to the drawings embodiment is illustrated.Additionally, embodiments illustrated below is not to right Summary of the invention described in requirement plays any restriction effect.It addition, composition represented by example below Full content is not limited to as necessary to the solution of the invention described in claim.
Refer to Fig. 1-Fig. 3, a kind of fan blade axis hole hole diameter detection apparatus that the present embodiment provides, including base 11, detection axle 12 and Material moving device (not shown).Wherein, detection axle 12 is vertically arranged in the end On seat 11, the diameter of axle size of detection axle 12 is matched in clearance with the aperture of the axis hole of qualified fan blade, so that closing After the shaft hole sleeve of lattice fan blade is on detection axle 12, under the Gravitative Loads of fan blade, just can be along detection Axle 12 glides.And after because of injection cooling, when the non-qualified blade sleeve of generation shrinkage is on this detection axle 12, Non-qualified fan blade can not glide along detection axle 12.
Material moving device is for detecting axle 12 by blade sleeve to be detected, and Material moving device preferably employs mechanical hand, Mechanical hand can be provided with sucker, and sucker is connected with Negative pressure supply device, to pick up fan blade, and mechanical hand Can first drive sucker to make sucker contact with fan blade, now Negative pressure supply device provides negative pressure, makes sucker incite somebody to action Fan blade holds.During to put down fan blade, Negative pressure supply device can stop the supply of negative pressure, and fan blade can be with Sucker departs from.Certainly, this Material moving device is alternatively other type of Material moving device, such as, mechanical gripper, Directly captured fan blade by mechanical gripper or decontrol fan blade, in order to prevent mechanical gripper from occurring rigid with fan blade Contact, can be provided with bolster in the mechanical gripper position that contacts with fan blade.
The technical scheme provided due to the present embodiment, can be placed on inspection by Material moving device by fan blade to be detected Surveying on axle 12, detection axle 12 is vertically arranged, and has the qualified blade sleeve in qualified axis hole aperture at detection axle Time on 12, the most qualified fan blade can glide along described detection axle 12;Have less than qualified axle The non-qualified blade sleeve in aperture, hole is when detecting on axle 12, and non-qualified fan blade can not glide along detection axle 12. It is arranged such, it is not necessary to manually remove fan blade to be detected of taking, is also not required to whether manually remove operation detection fan blade Qualified, effectively reduce the manpower needed for fan blade axis hole Pore Diameter Detection and time.
It addition, in order to reduce hand labor intensity further, if fan blade to be detected is placed on detection axle 12 After on, it is possible to gliding along detection axle 12, then illustrate that it is qualified fan blade, Material moving device can be by this detection Qualified fan blade after completing is removed from detection axle 12, and qualified fan blade can be placed on after removing appointment position. If after fan blade to be detected is placed on detection axle 12, it is impossible to enough edge detection axles 12 glide, then it is described For non-qualified fan blade, Material moving device can not be removed, and now can pass through artificial by non-qualified fan blade Take away.
Being arranged such, Material moving device can also be placed into appointment position, further by detecting qualified fan blade Reduce hand labor intensity.
On this basis, the fan blade axis hole hole diameter detection apparatus that the present embodiment provides, it is also possible to include reporting to the police Device, if Material moving device fails the fan blade removed after having detected, alarm device is reported to the police, and such as sends report Alert sound or by light prompt etc., in order to remind operator by fail the non-qualified fan blade removed and Time take away.
Qualified fan blade is removed by Material moving device for convenience, under could be included in the present embodiment driving Qualified fan blade after cunning is so that qualified fan blade is along detecting elevator structure 13 sliding along axle 12, elevator structure After 13 drive the first predeterminated position sliding to detect axle 12 on qualified fan blades, Material moving device by qualified fan blade from Remove on detection axle 12.
It should be noted that this liter material device can be jacking cylinder, jacking hydraulic cylinder, jacking straight-line electric Machines etc., by linear drives, by qualified fan blade, from detection axle 12, jack-up is to the first predeterminated position, with convenient Qualified fan blade is removed by Material moving device.
Further, it is also possible to include for sensing the downslide sensing dress whether described fan blade to be detected glides Putting, after downslide induction installation senses that fan blade to be detected glides, elevator structure 13 drives on qualified fan blade sliding To the first predeterminated position detecting axle 12.So, it is not required to manual operation elevator structure 13, and by gliding Whether induction installation senses automatically has fan blade to glide, and automatically controls elevator structure 13 action, to drive conjunction The first predeterminated position is slided on lattice fan blade.
Above-mentioned downslide induction installation can be infrared inductor 15, and infrared inductor 15 includes infrared Penetrate end and be able to receive that the infrared receiver end of infrared signal that infrared emission end sends, when fan blade is along detection When axle 12 glides, infrared signal is blocked by fan blade, then elevator structure 13 drives and slides to detection on qualified fan blade First predeterminated position of axle 12.Certainly, this downslide induction installation is alternatively other type of induction installation, Such as, can be travel switch, fan blade can touch travel switch after gliding, and travel switch controls to rise material Mechanism 13 action.
In the present embodiment, qualified fan blade can be taken away to realize Material moving device, and can not be by defective The purpose that fan blade is taken away, specifically can be arranged as follows.
Material moving device is used for blade sleeve to be detected at the second predeterminated position detected on axle 12;Material moving device The fan blade being in described first predeterminated position can be fixed, and can not be to being in the second predeterminated position Fan blade be fixed.
First predeterminated position and the second predeterminated position are different two position in the axial direction of detection axle 12, Material moving device by blade sleeve to be detected detection axle 12 on the second predeterminated position, now, if fan blade is Non-qualified fan blade, non-qualified fan blade then can not glide, and is in the second predeterminated position all the time.And if fan blade For qualified fan blade, the most qualified fan blade glide along detection axle 12 after by jacking to the first predeterminated position.Material moving machine When structure removes fan blade, can be only moved to the feeding position corresponding with the first predeterminated position, such material moving machine Structure can only remove the qualified fan blade of the first predeterminated position, and due to the second predeterminated position and the first predeterminated position For two different positions, and then Material moving device can not remove the non-qualified fan blade of the second predeterminated position.
As preferably, the first predeterminated position is higher than the second predeterminated position, and the most qualified fan blade is along detecting axle 12 times By jacking to the first predeterminated position higher than the second predeterminated position residing for non-qualified fan blade after cunning, such as, the One predeterminated position is than the second predeterminated position height 5-10 millimeter.When Material moving device takes fan blade away, only arrive first Predeterminated position opposite position, if now fan blade is in the second predeterminated position, Material moving device does not then reach The fan blade of the second predeterminated position, more can not be taken away.And the first predeterminated position presets position higher than second Put, when Material moving device direction from top to bottom arrives the feeding position corresponding with the first predeterminated position, false As fan blade is now in the second predeterminated position, fan blade does not results in obstruction to Material moving device.
The fan blade axis hole hole diameter detection apparatus that the present embodiment provides, it is also possible to include the scratch resistant axle of at least two 14, Such as, being specifically as follows two, two scratch resistant axles 14 are along the contoured profile of fan blade, to surround for stacking Fan blade stack space.Under the position-limiting action of scratch resistant axle 14, the fan blade being stacked together can align. So avoid fan blade and stack problem that is mixed and disorderly and that scratch fan blade.
In the another kind of embodiment of the present invention, realizing Material moving device also by following manner automatically will detection Qualified fan blade after completing from detection axle 12 remove, and Material moving device detection can not be completed after non-conjunction Lattice fan blade is removed from described detection axle 12, specifically can be as described below: the fan blade axis hole that the present embodiment provides Hole diameter detection apparatus, including primary importance induction apparatus and second position induction apparatus;When Material moving device is by be checked When survey fan blade is placed on described detection axle 12, primary importance induction apparatus is triggered, when fan blade edge to be detected When detection axle 12 is snapped down to predeterminated position, second position induction apparatus is triggered;If second position induction apparatus quilt Triggering, the fan blade on detection axle 12 is removed by Material moving device;If primary importance induction apparatus reaches after being triggered Preset Time, second position induction apparatus is not triggered, then the fan blade on detection axle 12 is not moved by Material moving device Walk.
If it should be noted that fan blade to be detected is qualified fan blade, after it triggers primary importance induction apparatus, Necessarily can glide along detection axle 12, in Preset Time, be snapped down to second position induction apparatus and triggered, Then illustrate that this fan blade is qualified fan blade.If fan blade to be detected is non-qualified fan blade, it triggers primary importance sense Can not glide along detection axle 12 after answering device, second position induction apparatus can not be triggered in Preset Time, Now, Material moving device is failure to actuate, it is impossible to enough removed, and needs manually to be taken away.
In the preferred version of this embodiment, alarm device also can be set, if primary importance induction apparatus is touched Reaching Preset Time after Faing, second position induction apparatus is not triggered, then Material moving device will not detect on axle 12 Fan blade remove, and alarm device report to the police, in order to remind operator non-qualified fan blade is taken away.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art See, generic principles defined herein can without departing from the spirit or scope of the present invention, Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.

Claims (13)

1. a fan blade axis hole hole diameter detection apparatus, it is characterised in that including:
Base (11);
The detection axle (12) being vertically arranged on described base (11), has the conjunction in qualified axis hole aperture Lattice blade sleeve is when described detection axle (12) is upper, and the most described qualified fan blade can be along described Detection axle (12) is glided;Have less than the non-qualified blade sleeve in qualified axis hole aperture described detection axle (12) Time upper, described non-qualified fan blade can not glide along described detection axle (12);
For by the blade sleeve to be detected Material moving device on described detection axle (12).
2. fan blade axis hole hole diameter detection apparatus as claimed in claim 1, it is characterised in that described shifting material Qualified fan blade after detection can be completed by mechanism is removed from described detection axle (12), and described shifting is expected Non-qualified fan blade after detection can not be completed by mechanism is removed from described detection axle (12).
3. fan blade axis hole hole diameter detection apparatus as claimed in claim 2, it is characterised in that also include report Alarm device, if described Material moving device fails the fan blade removed after having detected, described alarm device is reported to the police.
4. fan blade axis hole hole diameter detection apparatus as claimed in claim 2, it is characterised in that also include using In driving the described qualified fan blade after gliding so that described qualified fan blade is along described detection axle (12) Sliding elevator structure (13), described elevator structure (13) drives and slides to described inspection on described qualified fan blade Survey axle (12) the first predeterminated position after, described Material moving device by described qualified fan blade from described detection axle (12) remove on.
5. fan blade axis hole hole diameter detection apparatus as claimed in claim 4, it is characterised in that also include using In sensing the downslide induction installation whether described fan blade to be detected glides, described downslide induction installation senses After described fan blade to be detected glides, described elevator structure (13) drive slide on described qualified fan blade described First predeterminated position of detection axle (12).
6. fan blade axis hole hole diameter detection apparatus as claimed in claim 4, it is characterised in that described shifting material Mechanism is for by the described blade sleeve to be detected second predeterminated position on described detection axle (12);Described The fan blade being in described first predeterminated position can be fixed by Material moving device, and can not be described to being in The fan blade of the second predeterminated position is fixed.
7. fan blade axis hole hole diameter detection apparatus as claimed in claim 6, it is characterised in that described first Predeterminated position is higher than described second predeterminated position.
8. the fan blade axis hole hole diameter detection apparatus as described in any one of claim 1-7, it is characterised in that also Including the scratch resistant axle of at least two (14), each described scratch resistant axle (14) along fan blade contoured profile, with Surround and stack space for stack fan blade;Under the position-limiting action of described scratch resistant axle (14), overlay Fan blade together aligns.
9. fan blade axis hole hole diameter detection apparatus as claimed in claim 1, it is characterised in that described shifting material Mechanism is robot device, and described robot device be provided with the sucker for adsorbing fan blade and for Negative pressure supply device to described sucker supply negative pressure.
10. fan blade axis hole hole diameter detection apparatus as claimed in claim 4, it is characterised in that described liter material Mechanism (13) is jacking cylinder, jacking hydraulic cylinder or jacking linear electric motors.
11. fan blade axis hole hole diameter detection apparatus as claimed in claim 5, it is characterised in that described downslide Induction installation is infrared inductor (15), described infrared inductor (15) include infrared emission end, Be able to receive that the infrared receiver end of infrared signal that described infrared emission end sends, when fan blade is along described inspection When surveying axle (12) downslide, described infrared signal is blocked by fan blade, and the most described elevator structure (13) drives The first predeterminated position of described detection axle (12) is slided on described qualified fan blade.
12. fan blade axis hole hole diameter detection apparatus as claimed in claim 1, it is characterised in that also include One position sensor and second position induction apparatus;When fan blade to be detected is placed on described by described Material moving device When detection axle (12) is upper, described primary importance induction apparatus is triggered, when described fan blade to be detected is along described When detection axle (12) is snapped down to predeterminated position, described second position induction apparatus is triggered;If described second Position sensor is triggered, and the fan blade on described detection axle (12) is removed by described Material moving device;If institute Stating and reach Preset Time after primary importance induction apparatus is triggered, described second position induction apparatus is not triggered, Fan blade on described detection axle (12) is not removed by the most described Material moving device.
13. fan blade axis hole hole diameter detection apparatus as claimed in claim 12, it is characterised in that also include Alarm device, if described primary importance induction apparatus reaches Preset Time, described second position sense after being triggered Answering device not to be triggered, the fan blade on described detection axle (12) is not removed by the most described Material moving device, and institute State alarm device to report to the police.
CN201610459592.2A 2016-06-21 2016-06-21 Fan blade axle hole aperture detection apparatus and detection method Pending CN105953700A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610459592.2A CN105953700A (en) 2016-06-21 2016-06-21 Fan blade axle hole aperture detection apparatus and detection method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610459592.2A CN105953700A (en) 2016-06-21 2016-06-21 Fan blade axle hole aperture detection apparatus and detection method

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Publication Number Publication Date
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Application Number Title Priority Date Filing Date
CN201610459592.2A Pending CN105953700A (en) 2016-06-21 2016-06-21 Fan blade axle hole aperture detection apparatus and detection method

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201497453U (en) * 2009-09-14 2010-06-02 芜湖鑫业汽车零部件有限公司 Shifting fork size check tool
CN201795747U (en) * 2010-09-26 2011-04-13 青特集团有限公司 Wheel disc part detection tool
CN202547557U (en) * 2012-02-20 2012-11-21 芜湖新传机械制造有限公司 Detecting appliance of tubular pile end plate
CN204478970U (en) * 2015-03-18 2015-07-15 浙江环球滤清器有限公司 The high-precision formula of filter cleaner oil-out screw thread detects comparison device automatically
CN105004248A (en) * 2015-08-11 2015-10-28 苏州莱测检测科技有限公司 High-efficiency inner diameter detection apparatus
CN205096111U (en) * 2015-10-19 2016-03-23 沈嘉宾 Internal diameter sorting device of pottery lock pin
CN205981034U (en) * 2016-06-21 2017-02-22 珠海格力电器股份有限公司 Blade shaft hole aperture detection device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201497453U (en) * 2009-09-14 2010-06-02 芜湖鑫业汽车零部件有限公司 Shifting fork size check tool
CN201795747U (en) * 2010-09-26 2011-04-13 青特集团有限公司 Wheel disc part detection tool
CN202547557U (en) * 2012-02-20 2012-11-21 芜湖新传机械制造有限公司 Detecting appliance of tubular pile end plate
CN204478970U (en) * 2015-03-18 2015-07-15 浙江环球滤清器有限公司 The high-precision formula of filter cleaner oil-out screw thread detects comparison device automatically
CN105004248A (en) * 2015-08-11 2015-10-28 苏州莱测检测科技有限公司 High-efficiency inner diameter detection apparatus
CN205096111U (en) * 2015-10-19 2016-03-23 沈嘉宾 Internal diameter sorting device of pottery lock pin
CN205981034U (en) * 2016-06-21 2017-02-22 珠海格力电器股份有限公司 Blade shaft hole aperture detection device

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Application publication date: 20160921